Finding the Fourth Proportional to 927,848.97, 1,391,991.35 and 288,119.69
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Solution
The fourth proportional to 927,848.97, 1,391,991.35 and 288,119.69 is: 432,247.19
Step by Step Solution
- Step 1: Write the proportion equation
927,848.97 : 1,391,991.35 = 288,119.69 : x - Step 2: Convert to fraction form
927,848.97/1,391,991.35 = 288,119.69/x - Step 3: Cross multiply
927,848.97x = 1,391,991.35 × 288,119.69 - Step 4: Simplify right side
927,848.97x = 401,060,107,844.13 - Step 5: Solve for x
x = 401,060,107,844.13/927,848.97 - Step 6: Final answer
x = 432,247.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.